20906676

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{82963}}^1$

素因数の和:82980

約数の個数: 36

約数和(自身を含む): 60397792

約数和(自身を除く): 39491116

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 82963, 165926, 248889, 331852, 497778, 580741, 746667, 995556, 1161482, 1493334, 1742223, 2322964, 2986668, 3484446, 5226669, 6968892, 10453338, 20906676]

約数ペア:

[(1, 20906676), (2, 10453338), (3, 6968892), (4, 5226669), (6, 3484446), (7, 2986668), (9, 2322964), (12, 1742223), (14, 1493334), (18, 1161482), (21, 995556), (28, 746667), (36, 580741), (42, 497778), (63, 331852), (84, 248889), (126, 165926), (252, 82963)]